Home / 534,685.38-802,028.07-179,699.40

Finding the Fourth Proportional to 534,685.38, 802,028.07 and 179,699.40

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Solution

The fourth proportional to 534,685.38, 802,028.07 and 179,699.40 is: 269,549.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,685.38 : 802,028.07 = 179,699.40 : x
  2. Step 2: Convert to fraction form
    534,685.38/802,028.07 = 179,699.40/x
  3. Step 3: Cross multiply
    534,685.38x = 802,028.07 × 179,699.40
  4. Step 4: Simplify right side
    534,685.38x = 144,123,962,962.16
  5. Step 5: Solve for x
    x = 144,123,962,962.16/534,685.38
  6. Step 6: Final answer
    x = 269,549.10

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.